Seiko Cal. 4425 - 749

Seiko 4425-749

The Seiko 4425-749 represents an important milestone in Seiko's 1976 lineup. Powered by the 4425 caliber with 23j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-f2b5bde2bb5d]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
9.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1976

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